@@ -212,23 +212,20 @@ static int __init at32_rtc_probe(struct platform_device *pdev)
regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!regs) {
dev_dbg(&pdev->dev, "no mmio resource defined\n");
- ret = -ENXIO;
- goto out;
+ return -ENXIO;
}
irq = platform_get_irq(pdev, 0);
if (irq <= 0) {
dev_dbg(&pdev->dev, "could not get irq\n");
- ret = -ENXIO;
- goto out;
+ return -ENXIO;
}
rtc->irq = irq;
rtc->regs = devm_ioremap(&pdev->dev, regs->start, resource_size(regs));
if (!rtc->regs) {
- ret = -ENOMEM;
dev_dbg(&pdev->dev, "could not map I/O memory\n");
- goto out;
+ return -ENOMEM;
}
spin_lock_init(&rtc->lock);
@@ -249,7 +246,7 @@ static int __init at32_rtc_probe(struct platform_device *pdev)
"rtc", rtc);
if (ret) {
dev_dbg(&pdev->dev, "could not request irq %d\n", irq);
- goto out;
+ return ret;
}
platform_set_drvdata(pdev, rtc);
@@ -258,8 +255,7 @@ static int __init at32_rtc_probe(struct platform_device *pdev)
&at32_rtc_ops, THIS_MODULE);
if (IS_ERR(rtc->rtc)) {
dev_dbg(&pdev->dev, "could not register rtc device\n");
- ret = PTR_ERR(rtc->rtc);
- goto out;
+ return PTR_ERR(rtc->rtc);
}
device_init_wakeup(&pdev->dev, 1);
@@ -268,18 +264,12 @@ static int __init at32_rtc_probe(struct platform_device *pdev)
(unsigned long)rtc->regs, rtc->irq);
return 0;
-
-out:
- platform_set_drvdata(pdev, NULL);
- return ret;
}
static int __exit at32_rtc_remove(struct platform_device *pdev)
{
device_init_wakeup(&pdev->dev, 0);
- platform_set_drvdata(pdev, NULL);
-
return 0;
}
The driver core clears the driver data to NULL after device_release or on probe failure, since commit 0998d0631001288a5974afc0b2a5f568bcdecb4d (device-core: Ensure drvdata = NULL when no driver is bound). Thus, it is not needed to manually clear the device driver data to NULL. Signed-off-by: Jingoo Han <jg1.han@samsung.com> --- drivers/rtc/rtc-at32ap700x.c | 20 +++++--------------- 1 files changed, 5 insertions(+), 15 deletions(-)